Articles

• Direct, Inverse Theorems of Approximation by Linear Combinations of Weighted Baskakov–Durrmeyer Operators in Orlicz Spaces

  Lingxiong Han, Yumei Bai

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  15582 2025 Pages:221-239

• The Convexity of Inclusions and Gradient’s Concentration for Lamé Systems with Partially Infinite Coefficients

  Yuanyuan Hou, Haigang Li

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  15358 2024 Pages:240-310

• Examples of Twice Differentiable Functions with Continuous Laplacian and Bounded Discontinuous Hessian

  Yifei Pan, Yu Yan

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  15466 2149 Pages:311-334